Back to EveryPatent.com
United States Patent | 5,015,239 |
Browne | May 14, 1991 |
A sheath introducer apparatus and method which includes a unique headed introducer/dilator that protects the leading edge or tip of the sheath from damage during insertion and which includes a sheath which is expandable along its longitudinal length.
Inventors: | Browne; Kevin F. (1030 Lake Hollilngsworth Dr., Lakeland, FL 33803) |
Appl. No.: | 327089 |
Filed: | March 22, 1989 |
Current U.S. Class: | 604/166.01; 604/506; 604/523 |
Intern'l Class: | A61M 005/178 |
Field of Search: | 604/51-53,164-170,264,280-283 128/343 |
3082769 | Mar., 1963 | Palmer | 604/166. |
3788318 | Jan., 1974 | Kim et al. | 604/164. |
4411655 | Oct., 1983 | Schreck | 604/165. |
4498902 | Feb., 1985 | Ash et al. | 604/164. |
4665918 | May., 1987 | Garza et al. | 128/343. |
Foreign Patent Documents | |||
0150281 | Aug., 1985 | EP | 604/166. |
0206553 | Dec., 1985 | EP | 604/280. |
3814618 | Feb., 1989 | DE | 604/164. |